Fix issue 48: EPH tracing

[JamesBirdsall]

… FINE

Description

Remove hardcoded logging of SEVERE.
INFO and higher are logged to stderr by default which gets spammy, so remap FINE to FINER and INFO to FINE.

This checklist is used to make sure that common guidelines for a pull request are followed.

• I have read the contribution guidelines.
• Title of the pull request is clear and informative.
• There are a small number of commits, each of which have an informative message. This means that previously merged commits do not appear in the history of the PR.
• The pull request does not introduce breaking changes (unless a major version change occurs in the assembly and module).
• If applicable, the public code is properly documented.
• Pull request includes test coverage for the included changes.
• The code builds without any errors.

[msftclas]

<p>@JamesBirdsall,<br />
Thanks for your contribution as a Microsoft full-time employee or intern.</p>